Optics Vector Optics Sentinel 4-16x50 GenII has a magnification factor of 4x. The tube has a diameter of 30 mm, SFP, VSE-4 MOA measuring scale, providing a precise point of aim. The illuminated scale with a central dot allows you to shoot in different lighting conditions. 1/4 MOA toggle settings allow for precise calibration, focus min at 10 yards. Resetting the scope settings allows you to return to a previously superior zero point without adding corrections.

Specification:

Magnification: 4-16x
Objective Lens: 50 mm
Focal Plane: SFP
Eye Relief: 100 mm
Exit Pupil: 12-3.3 mm
Lens Coating: Fully Multi-coated
Linear Field of View @ 100 yd: 24.6-6.3 ft @ 100 yards
Linear Field of View @ 100 m: 8.2-2.1m @ 100 meters
Angular Field of View: 4.7-1.2 °
Reticle: VSE-4 MOA
Tube Dia: 30 mm
Side Focus: 10 yards to Infinity
Click Value: 1/4 MOA
Turret Function: Zero Stop
Elevation Adjustment Range: ≥70 MOA
Windage Adjustment Range: ≥50 MOA
Diopter Compensation: +2 to -2
Illumination Setting: 6 Gears
Battery Type: CR2032
Waterproof: IPX4
Fogproof: Nitrogen-filled
Shockproof: 750 G
Housing Material: 6061 T6 Aluminum Alloy
Finish: Black Matte
Length: 355 mm / 13.9 in
Weight (net): 759 g / 26.8 oz
Items in the Package: User Manual, Plastic Wrench, Cleaning Cloth, Flip-up Caps, Sunshade, Hex Key, etc.